7
PRECAUTIONS
1. Do not collimate the objective lens direct to sunlight without a filter.
2. Do not store the instrument in high and low temperature to avoid the sudden
or great change of temperature.
3. When the instrument is not in use, place it in the case and avoid shock, dust
and humidity.
4. If the temperature varies greatly between work site and the instrument
depository, do not set to work as soon as arrived; leave the instrument in the
case for a while till it adapted environment temperature.
5. When storing the instrument long time without use, disconnect the battery
from the device. The battery should be charged once a month.
6. Please give special attention to the packing Shock absorption is very
important in long distance transportation.
7. For less vibration and better accuracy, the instrument should be set up on a
wooden tripod rather than aluminum tripod.
8. Clean exposed optical parts with degreased cotton or lens tissue only!
9. If the instrument gets wet in the rain, do not try to power it on at once,
Clean the surface with a soft cloth and then keep the instrument in a well
ventilated place.
10. Before set up the job, check initial settings of the instrument as well as the
parameters.
11. Unless the user is a maintenance specialist, do not attempt to disassemble the
instrument by oneself.
12. when the laser is switched on, do not look into the objective Len with naked
eye.
